Base | Representation |
---|---|
bin | 10111000000010… |
… | …11100000111000 |
3 | 111110010122211221 |
4 | 23200023200320 |
5 | 343401011034 |
6 | 31052201424 |
7 | 4532226622 |
oct | 1340134070 |
9 | 443118757 |
10 | 192985144 |
11 | 99a31660 |
12 | 54769274 |
13 | 30c9c3c1 |
14 | 1b8b7c12 |
15 | 11e20bb4 |
hex | b80b838 |
192985144 has 32 divisors (see below), whose sum is σ = 398669040. Its totient is φ = 86848000.
The previous prime is 192985127. The next prime is 192985153. The reversal of 192985144 is 441589291.
It is a self number, because there is not a number n which added to its sum of digits gives 192985144.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969 + ... + 19744.
Almost surely, 2192985144 is an apocalyptic number.
It is an amenable number.
192985144 is an abundant number, since it is smaller than the sum of its proper divisors (205683896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
192985144 is a wasteful number, since it uses less digits than its factorization.
192985144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21831 (or 21827 counting only the distinct ones).
The product of its digits is 103680, while the sum is 43.
The square root of 192985144 is about 13891.9093000206. The cubic root of 192985144 is about 577.8848283674.
It can be divided in two parts, 19298 and 5144, that added together give a palindrome (24442).
The spelling of 192985144 in words is "one hundred ninety-two million, nine hundred eighty-five thousand, one hundred forty-four".
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